Formic acid/acetone‐organosolv pulping of white‐rotted Pinus radiata softwood

A Ferraz, J Rodríguez, J Freer… - Journal of Chemical …, 2000 - Wiley Online Library
Organosolv pulping of fungally pretreated samples of Pinus radiata was evaluated. A
screening study using five white‐rot fungi indicated that Ceriporiopsis subvermisopora and …

Delignification of Pinus taeda wood chips treated with Ceriporiopsis subvermispora for preparing high‐yield kraft pulps

R Mendonça, A Guerra, A Ferraz - Journal of Chemical …, 2002 - Wiley Online Library
Pinus taeda wood chips were treated with the white‐rot fungus Ceriporiopsis subvermispora
in 20‐dm3 bioreactors for periods varying from 15 to 90 days. Decayed samples, non …

Organosolv pulping-VII: Delignification selectivity of formic acid pulping of Eucalyptus grandis

NM Erismann, J Freer, J Baeza, N Durán - Bioresource technology, 1994 - Elsevier
Eucalyptus grandis wood was ca. 80% delignified in 79–92%(vv− 1 formic acid containing
0.22%(wv− 1) HCl as a catalyst under reflux and mechanical stirring for 90 min. Pulps …

Organosolv-pulping III: The influence of Formic acid delignification on the enzymatic hydrolysis ofPinus radiata D. Don Sawdust

J Baeza, AM Fernández, J Freer, A Pedreros… - Applied biochemistry …, 1991 - Springer
Formic acid pretreatment on Pinus radiata D. Don was studied in order to improve the
cellulose hydrolysis by commercial cellulase. The formic acid treatment effectively removed …

Alkaline sulfite/anthraquinone pulping of pine wood chips biotreated with Ceriporiopsis subvermispora

R Mendonça, A Ferraz, O Kordsachia… - Journal of Chemical …, 2004 - Wiley Online Library
Pine wood chips were treated for 30 days with Cemporiopsis subvermispora in 20 dm3
bioreactors. A typical selective biodelignification was observed. The biotreated wood chips …

[PDF][PDF] 13 Fungal pretreatment for organosolv pulping and dissolving pulp production

A Ferraz, L Christov, M AKHTAR - … for the pulp and paper industry, 1998 - researchgate.net
Biopulping is the fungal pretreatment of wood chips, designed as a solid-state fermentation
process, for production of mechanical or chemical pulps (cf. Chapters 10 and 12). The …

Characterization of the residual lignins in Pinus taeda biodegraded by Ceriporiopsis subvermispora by using in situ CuO oxidation and DFRC methods

A Guerra, R Mendonça, A Ferraz - 2002 - degruyter.com
Biopulping, defined as the fungal pretreatment of wood chips and designed as a solid-state
fermentation process for production of mechanical or chemical pulps, is a promising …

Organosolv pulping—V: Formic acid delignification of Eucalyptus globulus and Eucalyptus grandis

J Baeza, S Urizar, N de Magalhães Erismann… - Bioresource …, 1991 - Elsevier
Organosolv pulping mediated by formic acid was evaluated. Wood of Eucalyptus globulus
and Eucalyptus grandis was cooked with formic acid under different conditions of solvent …

Formic Acid-Peroxyformic Acid Pulping of Fagus sylvatica

S Dapía, VÍN Santos, JC Parajó - Journal of wood chemistry and …, 2000 - Taylor & Francis
Beech (Fagus sylvatica) wood samples were subjected to two-stage treatments following the
philosophy of the Milox process. By means of incomplete, second-order, factorial designs …

Degradation and detoxification of softwood extractives by sapstain fungi

J Dorado, FW Claassen, G Lenon, TA van Beek… - Bioresource …, 2000 - Elsevier
Wood extractives (resin) cause pitch deposition problems and effluent toxicity in pulp and
papermaking. The ability of six sapstaining fungi to degrade and detoxify extractive …